package cn.edu.sdjzu.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class HelloController {
    @SentinelResource(
            value = "helloResource",
            fallback = "fallbackHello",
            blockHandler = "blockHello"
    )
    @GetMapping("/hello")
    public String hello(){
        return "Hello Sentinel";
    }

    public String fallbackHello(){
        return "服务繁忙，请稍后再试（Fallback）";
    }

    public String blockHello(BlockException exception){
        return "请求过多，请稍后再试（Block）";
    }
}
